CN106677436A - Expansion type steel bar connecting self-locking device - Google Patents
Expansion type steel bar connecting self-locking device Download PDFInfo
- Publication number
- CN106677436A CN106677436A CN201710112201.4A CN201710112201A CN106677436A CN 106677436 A CN106677436 A CN 106677436A CN 201710112201 A CN201710112201 A CN 201710112201A CN 106677436 A CN106677436 A CN 106677436A
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- China
- Prior art keywords
- locking device
- expansion type
- connection
- peg
- self
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/16—Auxiliary parts for reinforcements, e.g. connectors, spacers, stirrups
- E04C5/162—Connectors or means for connecting parts for reinforcements
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The invention provides an expansion type steel bar connecting self-locking device. The expansion type steel bar connecting self-locking device comprises a first connector and a second connector, wherein the first connector comprises an insertion-connecting head and a first connecting part connected with a first steel bar; the first end of the insertion-connecting head is connected to the first connecting part; a radial seam is formed in the second end of the insertion-connecting head; the second connector comprises a second connecting part connected with a second steel bar, and a socket sleeve connected to the second connecting part; a socket cavity into which the insertion-connecting head can be inserted is formed in the socket sleeve; and the socket sleeve is internally provided with a protruding thorn used for spreading the radial seam so that the insertion-connecting head can be locked and fixed. According to the expansion type steel bar connecting self-locking device, the problem that existing thread steel bar sleeve connecting devices are not suitable for being used on the narrow working surfaces of the steel bar joints of components is solved.
Description
Technical field
The present invention relates to a kind of bar connecting instrument, and in particular to a kind of expansion type bar connecting self-locking device.
Background technology
In traditional building industry construction, usually two bar constructions or reinforcement component can be docking together, therefore reinforcing bar
Interconnection technique is arisen at the historic moment, and by insider one of ten big new techniques are referred to as.Building is exactly disassembled into component by assembled architecture,
Building-site is transported to after factory process carries out lifting assembly.In the process component is at same with the bar connecting of component
Section parts, and be also the critical core region of structure stress.Relatively conventional on existing market is spiral branch sleeve
Device, this reinforcing steel bar connecting device is a female sleeve of tool, is formed at what female thread was engaged in the end of reinforcing bar
External screw thread, when reinforcing bar is connected, needs to leave working place and tightens screw shell to facilitate, hence it is evident that do not apply in component and component
The narrow work surface of rebar junction use.
The content of the invention
To overcome the defect existing for prior art, a kind of expansion type bar connecting self-locking device is now provided, it is existing to solve
There is spiral muff-joint device not apply to the problem used in the narrow work surface of the rebar junction of component and component.
For achieving the above object, there is provided a kind of expansion type bar connecting self-locking device, including：
First adapter, including connection-peg and the first connecting portion for the first bar connecting, the first end of the connection-peg
The first connecting portion is connected to, the second end of the connection-peg is formed with radial slot；And
Second adapter, including the second connecting portion for the second bar connecting and is connected to the socket joint of the second connecting portion
Sleeve, the socket joint sleeve is formed with the socket joint cavity plugged for the connection-peg, is provided with for strutting in the socket joint cavity
The radial slot is so that the connection-peg bur supporting and be locked in the socket joint cavity.
Further, the bur is taper.
Further, connection-peg includes at least one first elastic fin and one second elastic fin, and the radial slot is formed
Between first elastic fin and second elastic fin.
Further, the surface of the connection-peg is provided with the agnail being disposed radially, and is formed with the socket joint cavity
The bur struts the agnail groove that the agnail is sticked in after the radial slot.
Further, the agnail is taper, and the agnail groove is the cone-shape barbs groove matched with the cone-shape barbs.
Further, the first connecting portion is provided with the first female thread, first reinforcing bar be provided with described first in spiral shell
The first external screw thread that stricture of vagina matches.
Further, the second connecting portion is provided with the second female thread, second reinforcing bar be provided with described second in spiral shell
The second external screw thread that stricture of vagina matches.
The beneficial effects of the present invention is, constructed in steel reinforcement abutting joints using expansion type bar connecting self-locking device of the present invention
In, can advance first adapter be connected to the first reinforcing bar and the second adapter be connected to into the second reinforcing bar.When the first reinforcing bar knot
When structure (the first reinforcement component) is lifted in place, by the second bar construction (the second reinforcement component) near the first bar construction (first
Reinforcement component) docking that connection-peg insertion socket joint sleeve can complete reinforcing bar is constructed again.Connected using expansion type reinforcing bar of the present invention
Self-locking device is connect when steel reinforcement abutting joints are constructed, even if the docking of reinforcing bar can also be easily accomplished in narrow mating operation face, behaviour
Make convenient and swift, efficiency of construction is high.
Description of the drawings
Fig. 1 is the schematic diagram of expansion type bar connecting self-locking device of the present invention.
Fig. 2 is the decomposing schematic representation of expansion type bar connecting self-locking device of the present invention.
Fig. 3 is the use state figure of expansion type bar connecting self-locking device of the present invention.
Specific embodiment
Embodiments of the present invention are illustrated below by way of specific instantiation, those skilled in the art can be by this specification
Disclosed content understands easily other advantages and effect of the present invention.The present invention can also pass through concrete realities different in addition
The mode of applying is carried out or applies, the every details in this specification can also based on different viewpoints with application, without departing from
Various modifications and changes are carried out under the spirit of the present invention.
Fig. 1 is the schematic diagram of expansion type bar connecting self-locking device of the present invention, Fig. 2 be expansion type bar connecting of the present invention oneself
The decomposing schematic representation of locking device, Fig. 3 is the use state figure of expansion type bar connecting self-locking device of the present invention.
Referring to figs. 1 to shown in Fig. 3, the invention provides a kind of expansion type bar connecting self-locking device, including：First connection
The adapter 2 of device 1 and second.First adapter 1 connects the first reinforcing bar 3, and the second adapter 2 connects the second reinforcing bar 4, connects by first
The socket connection for connecing the adapter 2 of device 1 and second links together the first reinforcing bar 3 and the second reinforcing bar 4.
Specifically, the first adapter 1 includes connection-peg 11 and first connecting portion 12.
First connecting portion 12 is mainly used in connecting the first reinforcing bar 3.First connecting portion 12 is a hollow sleeve, is provided with sleeve
First female thread, the end of the first reinforcing bar 3 is provided with the first external screw thread matched with the first female thread.The screw thread of first connecting portion 12
It is connected to the first reinforcing bar 3.
The first end of connection-peg 11 is connected to first connecting portion 12.Connection-peg 11 is the cylinder of a cylinder, and cylinder has
Certain plasticity.Connection-peg 11 can be connection-peg made by high-strength resin material.Second end of connection-peg 11 is formed with
At least one first elastic fin and one second elastic fin, between the first elastic fin and the second elastic fin radial slot is formed with
111.Radial slot 111 is being radially arranged along connection-peg 11.
Used as a kind of preferably embodiment, connection-peg 11 is formed in one with first connecting portion 12.
Second adapter 2 includes socket joint sleeve 21 and second connecting portion 22.Second connecting portion 22 is mainly used in connection second
Reinforcing bar 4.Socket joint sleeve 21 is connected to second connecting portion 22.
Second connecting portion 22 is a hollow sleeve, is provided with the second female thread in sleeve, and the end of the second reinforcing bar 4 is provided with and the
The second external screw thread that two female threads are screwed.Second connecting portion 22 is threadedly connected to the second reinforcing bar 4.
The socket joint cavity 210 plugged for connection-peg 11 is formed with socket joint sleeve 21.The shape of socket joint cavity 210 and grafting
11 shape matches.Bur 211 is provided with socket joint sleeve 21.Bur 211 is located in socket joint sleeve 21 near the second connection
The inner side of the barrel in portion 22.Bur 211 mainly struts radial slot 111 so that the first elastic fin of connection-peg 11 and second elastic
Fin is supported and is locked in socket joint cavity 210.After connection-peg 11 inserts socket joint cavity 210, bur 211 is pierced into radial slot
First elastic fin and the second elastic fin of connection-peg 11, and then the first elastic fin and second are extruded in 111 and to both sides
The inner side of the barrel of elastic fin extruding socket joint sleeve 21, and the barrel of socket joint sleeve 21 is then to the first elastic fin and the second bullet
Property fin produce reverse extruding force, so as to the first elastic fin and the second elastic fin of firmly locking.
Used as a kind of preferably embodiment, bur 211 is taper.
In the present embodiment, the agnail 112 being disposed radially is additionally provided with the side surface of connection-peg 11, socket joint sleeve 21
The agnail groove 212 matched with agnail 112 is formed with the inside of barrel.After the insertion socket joint of connection-peg 11 cavity 210, bur
211 are pierced in radial slot 111 and extrude connection-peg 11 to both sides, and the agnail 112 on connection-peg 11 is just sticked in and its phase
In the agnail groove 212 matched somebody with somebody, so as to increase the locking force to connection-peg 11.
Used as a kind of preferably embodiment, agnail 112 is taper, and agnail groove 212 is to match with the agnail 112 of taper
Cone-shape barbs groove 212.
In the present embodiment, socket joint sleeve 21 and second connecting portion 22 are formed in one.
Using expansion type bar connecting self-locking device of the present invention in steel reinforcement abutting joints construction, can advance first adapter company
It is connected to the first reinforcing bar and the second adapter is connected to into the second reinforcing bar.When the first bar construction (the first reinforcement component) is lifted in place
When, the second bar construction (the second reinforcement component) is again held connection-peg insertion near the first bar construction (the first reinforcement component)
Sleeve cylinder can complete the docking construction of reinforcing bar.Constructed in steel reinforcement abutting joints using expansion type bar connecting self-locking device of the present invention
When, convenient to operation even if can also be easily accomplished the docking of reinforcing bar in narrow mating operation face, efficiency of construction is high.
It should be noted that structure, ratio, size depicted in this specification institute accompanying drawings etc., only to coordinate
Content disclosed in bright book, so that those skilled in the art understands and reads, is not limited to enforceable limit of the invention
Fixed condition, therefore do not have technical essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size, not
Under affecting effect that can be generated of the invention and the purpose to be reached, all should still fall obtained in disclosed technology contents
In the range of covering.Meanwhile, in this specification it is cited as " on ", D score, "left", "right", " centre " and " one " etc.
Term, is merely convenient to understanding for narration, and is not used to limit enforceable scope of the invention, the change of its relativeness or tune
It is whole, under without essence change technology contents, when being also considered as enforceable category of the invention.
The present invention is described in detail above in association with accompanying drawing embodiment, those skilled in the art can be according to upper
State and bright many variations example is made to the present invention.Thus, some of embodiment details should not constitute limitation of the invention, this
Invention is by the scope defined using appended claims as protection domain.
Claims (7)
1. a kind of expansion type bar connecting self-locking device, it is characterised in that include：
First adapter, including connection-peg and the first connecting portion for the first bar connecting, the first end connection of the connection-peg
In the first connecting portion, the second end of the connection-peg is formed with radial slot；And
Second adapter, including the second connecting portion for the second bar connecting and is connected to the socket joint set of the second connecting portion
Cylinder, the socket joint sleeve is formed with the socket joint cavity plugged for the connection-peg, is provided with for strutting in the socket joint cavity
Radial slot is stated so that the connection-peg bur supporting and be locked in the socket joint cavity.
2. expansion type bar connecting self-locking device according to claim 1, it is characterised in that the bur is taper.
3. expansion type bar connecting self-locking device according to claim 1, it is characterised in that connection-peg includes at least 1 the
One elastic fin and one second elastic fin, the radial slot is formed at first elastic fin with second elastic fin
Between.
4. expansion type bar connecting self-locking device according to claim 1, it is characterised in that the surface of the connection-peg sets
There is the agnail being disposed radially, be formed with after the bur struts the radial slot described in being sticked in fall in the socket joint cavity
The agnail groove of thorn.
5. expansion type bar connecting self-locking device according to claim 4, it is characterised in that the agnail is taper, institute
It is the cone-shape barbs groove matched with the cone-shape barbs to state agnail groove.
6. expansion type bar connecting self-locking device according to claim 1, it is characterised in that the first connecting portion is provided with
First female thread, first reinforcing bar is provided with the first external screw thread matched with first female thread.
7. expansion type bar connecting self-locking device according to claim 6, it is characterised in that the second connecting portion is provided with
Second female thread, second reinforcing bar is provided with the second external screw thread matched with second female thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710112201.4A CN106677436A (en) | 2017-02-28 | 2017-02-28 | Expansion type steel bar connecting self-locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710112201.4A CN106677436A (en) | 2017-02-28 | 2017-02-28 | Expansion type steel bar connecting self-locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106677436A true CN106677436A (en) | 2017-05-17 |
Family
ID=58862071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710112201.4A Pending CN106677436A (en) | 2017-02-28 | 2017-02-28 | Expansion type steel bar connecting self-locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106677436A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109958234A (en) * | 2019-03-25 | 2019-07-02 | 陈智 | Connect sleeve, joint tongue part and Tenon wedge attachment device |
| CN110748006A (en) * | 2019-10-29 | 2020-02-04 | 华中科技大学 | Push-fastening joint and fabricated construction member |
| CN112095649A (en) * | 2019-06-17 | 2020-12-18 | 周兆弟 | Connection structure and pile foundation construction method |
| CN114482412A (en) * | 2022-01-19 | 2022-05-13 | 东南大学 | Umbrella buckle type connector for butt joint of steel bars between prefabricated bridge pier segments |
| CN114753565A (en) * | 2022-05-25 | 2022-07-15 | 四川省建筑机械化工程有限公司 | Straight thread connection steel bar sleeve of male and female tenon |
| CN115897799A (en) * | 2022-11-29 | 2023-04-04 | 东南大学 | Topological inner sleeve self-locking type steel structure node integrating building appearance and structural function and installation method thereof |
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| CN2299904Y (en) * | 1997-03-03 | 1998-12-09 | 张江源 | Reinforcing bar continuous connector |
| KR20100007553A (en) * | 2008-07-14 | 2010-01-22 | 박정식 | Steel reinforcing coupler of adjustable an angle |
| CN102433964A (en) * | 2011-12-29 | 2012-05-02 | 黑龙江省建设集团有限公司 | Extruded steel bar straight thread connecting sleeve |
| CN204023894U (en) * | 2014-07-23 | 2014-12-17 | 许秀飞 | Reinforcing steel bar machinery joint |
| KR20150078962A (en) * | 2013-12-30 | 2015-07-08 | 차충환 | Steel reinforcing coupler |
| KR20150103936A (en) * | 2014-03-04 | 2015-09-14 | 하재식 | coupler for steel bar |
| CN105518235A (en) * | 2013-09-09 | 2016-04-20 | 金龙根 | Socket fastening-type reinforcing bar connector using binding end member |
| CN206512929U (en) * | 2017-02-28 | 2017-09-22 | 中国建筑第八工程局有限公司 | Expansion type bar connecting self-locking device |
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- 2017-02-28 CN CN201710112201.4A patent/CN106677436A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2299904Y (en) * | 1997-03-03 | 1998-12-09 | 张江源 | Reinforcing bar continuous connector |
| KR20100007553A (en) * | 2008-07-14 | 2010-01-22 | 박정식 | Steel reinforcing coupler of adjustable an angle |
| CN102433964A (en) * | 2011-12-29 | 2012-05-02 | 黑龙江省建设集团有限公司 | Extruded steel bar straight thread connecting sleeve |
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| KR20150078962A (en) * | 2013-12-30 | 2015-07-08 | 차충환 | Steel reinforcing coupler |
| KR20150103936A (en) * | 2014-03-04 | 2015-09-14 | 하재식 | coupler for steel bar |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109958234A (en) * | 2019-03-25 | 2019-07-02 | 陈智 | Connect sleeve, joint tongue part and Tenon wedge attachment device |
| CN112095649A (en) * | 2019-06-17 | 2020-12-18 | 周兆弟 | Connection structure and pile foundation construction method |
| CN110748006A (en) * | 2019-10-29 | 2020-02-04 | 华中科技大学 | Push-fastening joint and fabricated construction member |
| CN110748006B (en) * | 2019-10-29 | 2021-10-08 | 华中科技大学 | Push-fastening joint and fabricated construction member |
| CN114482412A (en) * | 2022-01-19 | 2022-05-13 | 东南大学 | Umbrella buckle type connector for butt joint of steel bars between prefabricated bridge pier segments |
| CN114482412B (en) * | 2022-01-19 | 2024-01-16 | 东南大学 | Umbrella buckle type connector for butt joint of reinforcing steel bars between precast pier segments |
| CN114753565A (en) * | 2022-05-25 | 2022-07-15 | 四川省建筑机械化工程有限公司 | Straight thread connection steel bar sleeve of male and female tenon |
| CN115897799A (en) * | 2022-11-29 | 2023-04-04 | 东南大学 | Topological inner sleeve self-locking type steel structure node integrating building appearance and structural function and installation method thereof |
| CN115897799B (en) * | 2022-11-29 | 2024-04-12 | 东南大学 | Self-locking type steel structure node of topological inner sleeve with attractive architecture and integrated structural function and mounting method thereof |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170517 |